TM 9-2320-289-208-3.FRONT LOCKING HUB REPLACEMENT.This task covers:a. Removalb. InstallationINITIAL SETUP:Materials/PartsToo/s/Test Equipment One O ring seal Snapring pliers Grease (Item 26, Appendix C) Torque wrench Screwdriver bit set, J-298431.Remove 6 screwsSnapring (3)but may be installed if desired.(1) and locking hubcap unit (2).NOTEmay not be on truck. Snapring is not necessary for operation,2.Remove O ring seal (4) andIockring (5). Remove snapring (3)from axle shaft (7), Remove lockinghub body unit (6) from wheel hub (8).Discard O ring seal. Clean all componentsbefore installation.NOTEand axle shaft (7), and lubricate with grease Flat side of snapring (3) must face inward.1.Position locking hub body unit (6) in wheel hub (8). Install snapring (3) on axle shaft (7)groove. Install Iockring (5) and new O ring seal (4) on inside of locking hubcap unit (2).2.Aline tabs (9) with locking hub body unit (6) slots and install locking hubcap unit (2) with 6screws (1). Tighten screws to 45 lb.-in. (5 Nm).FOLLOW-ON TASKS: Check operation of locking hub.TA497208-4
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